Income Taxes Income Taxes - Provision for Income Taxes Charged To Income From Continuing Operations (Details) - Successor [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Provision for Income Taxes [Line Items]
Current Federal Tax Expense (Benefit)	$ 618	$ 76	$ 618	$ 76
Income (Loss) from Continuing Operations before Income Taxes, Domestic	(25,177)	98,399	(217,050)	125,899
Current Income Tax Expense (Benefit)	6,882	3,156	26,463	6,709
Deferred Income Tax Expense (Benefit)	0	0	0	(114)
Income Tax Expense (Benefit)	6,882	3,156	26,463	6,595
Income (Loss) from Continuing Operations before Income Taxes, Foreign	39,169	(36,888)	125,182	(51,534)
Pre-tax income (loss)	13,992	61,511	(91,868)	74,365
Current State and Local Tax Expense (Benefit)	(320)	116	0	237
Current Foreign Tax Expense (Benefit)	$ 6,584	$ 2,964	$ 25,845	$ 6,396